/**********************************************************************
 * SailmiPIM - modular cross-platform feature Personal Information Manager Tools.
 * Copyright(C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 *(See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/

#pragma once

#include <QObject>
#include <QMap>
#include <QHash>
#include <QSet>
#include <QPointer>
#include <sailmipim/core/ihookproxy.h>
#include <sailmipim/imwproxy.h>

class QMainWindow;
class QDockWidget;
class QAction;

namespace SailmiPIM
{
	class MainWindow;
	class RootWindowsManager;
	class DockToolbarManager;

	class DockManager : public QObject
	{
		Q_OBJECT

		RootWindowsManager *RootWM_;

		struct DockInfo
		{
			QWidget *Associated_ = nullptr;
			MainWindow *Window_ = nullptr;
			int Width_ = -1;

			std::optional<QByteArray> SizeContext_ = {};
		};
		QHash<QDockWidget*, DockInfo> Dock2Info_;
		QHash<QAction*, QDockWidget*> ToggleAct2Dock_;
		QSet<QDockWidget*> ForcefullyClosed_;

		QHash<QMainWindow*, DockToolbarManager*> Window2DockToolbarMgr_;
	public:
		DockManager(RootWindowsManager*, QObject* = 0);

		void AddDockWidget(QDockWidget*, const IMWProxy::DockWidgetParams&);
		void AssociateDockWidget(QDockWidget*, QWidget*);

		void ToggleViewActionVisiblity(QDockWidget*, bool);

		void SetDockWidgetVisibility(QDockWidget*, bool);

		QSet<QDockWidget*> GetWindowDocks(const MainWindow*) const;
		void MoveDock(QDockWidget *dock, MainWindow *from, MainWindow *to);

		QSet<QDockWidget*> GetForcefullyClosed() const;
	protected:
		bool eventFilter(QObject*, QEvent*);
	private:
		void SetupDockAction(QDockWidget*);
		void SetupSizing(QDockWidget*, const QByteArray&);
		void HandleDockToggled(QDockWidget*, bool);
	public slots:
		void handleTabMove(int, int, int);
	private slots:
		void handleDockDestroyed();
		void handleTabChanged(QWidget*);

		void handleWindow(int);
	signals:
		void hookDockWidgetActionVisToggled(SailmiPIM::IHookProxy_ptr, QMainWindow*, QDockWidget*, bool);
	};
}
